SUBNET.IM

AS197479"GREFNET" Miroslaw Grefkowicz

PolandRegistryRIPE NCC

At a glance

IPv4 prefixes

4

IPv6 prefixes

0

IPv4 addresses

1.8k

IPv6 /64s

0

Upstream graph

The networks AS197479 is seen behind, one and two hops out, drawn from real AS paths.

AS197479Toward the internet core
Upstream graph for AS197479: 11 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS197479"GREFNET" Mirosla…This networkAS5617Orange Polska Spo…AS6939Hurricane Electri…AS24482SG.GSAS49544i3D.net B.VAS1299Arelion (fka. Tel…AS5511Orange S.A.AS18106Viewqwest Pte LtdAS20130Depaul UniversityAS6453TATA Communicatio…AS2914NTT America, Inc.AS3356Lumen (Level 3)

Networks observed one and two hops upstream of AS197479 in real AS paths. A thicker line means more vantage points saw that adjacency, so weight tracks how well attested it is — not how much traffic it carries. Adjacency is an observation; whether it is a transit purchase or a settlement-free peering is an inference, and is labelled as one wherever we show it.

Neighbouring networks

11

adjacent networks

Upstreams
436%
Peers
764%
Downstreams
00%

Networks carrying this one's traffic toward the rest of the internet.

Upstreams of AS197479
NetworkCountryRelationshipPathsVantage pts
AS5617Orange Polska Spolka AkcyjnaPLPeer27669
AS6939Hurricane Electric LLCUSPeer369
AS49544i3D.net B.VNLPeer41
AS24482SG.GSSGPeer41

Prefixes

The largest blocks AS197479 originates, widest first.

Largest prefixes originated by AS197479
PrefixAddressesVisibility
91.222.144.0/221k80/80
91.222.144.0/2425680/80
91.222.145.0/2425680/80
91.222.147.0/2425680/80

Routing data derived from RouteViews MRT archives, BGPKIT relationship inference and public registry data.